Our company, Ningbo Jiulong Fasteners Manufacture Co., Ltd. is specially engaged in the production, such as high strength bolts, torshear type high strength bolts, cheese head welding studs, hex bolts, hex nuts, pins.and research of high intensity fastener. Founded in 1985, at present the factory zone covers an area of over 50000 square meters. It owns 50 million RMB of the fixed assets. It annually produces more than 15000 tons of fasteners among which there are higher than 8000 tons of connection. It exports above 6000 tons every year. The products mainly export to over thirty countries such as Us, Canada, Britain, Korea, Japan, and Australia etc. Our goods completely conform with the customers&＃039; requirement. It can produce and supply the products according to Chinese GB, American ANSI/ASME; ASTM; SAE, German DIN; DIN EN ISO, British BS, Australian AS, Japanese JIS, Korean KS, Internation ISO Standards. It can also deliver the goods according to various surface treatments such as blackening, electro-plating, hot dip galvanized, Dacromet, environmental protection composite molecule surface treatment etc. The electro-plating has adopted Cr environmental protection chromate aestivating treatment. Our company introduces testing marching for Hydrogen Embitterment to solve the electro-plating hydrogen embitterment inspecting problems with 10.9 and above mechanical properties. Our company has passed ISO9001: 2000 Quality Supervision system certification. The thoroughly effective quality supervision system ensures the efficient monitor of every working procedure from raw materials in-factory to final goods ex-factory so that the products can pass the National and International levels of the Quality Spot Test each year. The company has successively been awarded the Excellent Prize for the Superior New product (Large Hexagonal torsion-Scissoring High Intensity Bolt Connections). It also maintains the technical cooperative relationships with Shanghai Fastener & Welding materials Research Institute. Our company offers the technical consultation and after-dale service. It believes in "seeking existence by fine quality; for the better development by the sound service&＃039;. What we harvest most is your trust to us. We can be your trustworthy cooperative partners. Let&＃039;s jointly found a remarkable future of the fastener industry.